42134300111 has 2 divisors, whose sum is σ = 42134300112. Its totient is φ = 42134300110.

The previous prime is 42134300099. The next prime is 42134300113. The reversal of 42134300111 is 11100343124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42134300111 - 2²² = 42130105807 is a prime.

It is a super-2 number, since 2×42134300111² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 42134300113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42134300113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21067150055 + 21067150056.

It is an arithmetic number, because the mean of its divisors is an integer number (21067150056).

Almost surely, 2^42134300111 is an apocalyptic number.

42134300111 is a deficient number, since it is larger than the sum of its proper divisors (1).

42134300111 is an equidigital number, since it uses as much as digits as its factorization.

42134300111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 42134300111 its reverse (11100343124), we get a palindrome (53234643235).

The spelling of 42134300111 in words is "forty-two billion, one hundred thirty-four million, three hundred thousand, one hundred eleven".